# John L. Hennessy chair roles entity: /record/john-l-hennessy.md predicate: chair_of page: /record/john-l-hennessy/chair_of as_of: 2026-11-09 cite: AsOf. "John L. Hennessy chair of: Alphabet Inc.", as of 2018-01-31. Claim clm_CD1AC5998C7F, https://asof.is/claim/clm_CD1AC5998C7F, accessed 2026-11-09. Source: https://www.sec.gov/Archives/edgar/data/1652044/000165204418000004/goog8-kq42017.htm. As of November 9, 2026, the AsOf record says John L. Hennessy is chair of Alphabet Inc. (since January 31, 2018), from a primary source (sec.gov). 1 claim on John L. Hennessy's chair roles, 1 open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted. ## Current chair roles What the record asserts on 2026-11-09. - [John L. Hennessy](/record/john-l-hennessy.md) | chair_of | [Alphabet Inc.](/record/alphabet.md) | valid 2018-01-31 to present | conf 0.95 | valid | [clm_CD1AC5998C7F](/claim/clm_CD1AC5998C7F.md) sources: https://www.sec.gov/Archives/edgar/data/1652044/000165204418000004/goog8-kq42017.htm, https://www.sec.gov/Archives/edgar/data/1652044/000130817925000511/goog012701-def14a.htm ## Every dated value One claim per line, oldest first. Superseded claims stay visible. - [John L. Hennessy](/record/john-l-hennessy.md) | chair_of | [Alphabet Inc.](/record/alphabet.md) | valid 2018-01-31 to present | conf 0.95 | valid | [clm_CD1AC5998C7F](/claim/clm_CD1AC5998C7F.md) sources: https://www.sec.gov/Archives/edgar/data/1652044/000165204418000004/goog8-kq42017.htm, https://www.sec.gov/Archives/edgar/data/1652044/000130817925000511/goog012701-def14a.htm ## Questions this record answers ### What is John L. Hennessy chair of? Alphabet Inc., since January 31, 2018, as the record asserts on November 9, 2026, from a primary source (sec.gov). ## Read on - This page: /record/john-l-hennessy/chair_of (markdown: /record/john-l-hennessy/chair_of.md) - Entity twin: /record/john-l-hennessy.md ยท timeline: /timelines/john-l-hennessy.md --- AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.